{"id":"USN-4321-1","summary":"haproxy vulnerability","details":"Felix Wilhelm discovered that HAProxy incorrectly handled certain HTTP/2 requests.\nAn attacker could possibly use this to execute arbitrary code.\n","modified":"2026-02-10T04:41:48Z","published":"2020-04-07T12:10:42Z","related":["UBUNTU-CVE-2020-11100"],"upstream":["CVE-2020-11100","UBUNTU-CVE-2020-11100"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-4321-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-11100"}],"affected":[{"package":{"name":"haproxy","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/haproxy@1.8.8-1ubuntu0.10?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.8.8-1ubuntu0.10"}]}],"versions":["1.7.9-1ubuntu1","1.7.9-1ubuntu2","1.8.4-1","1.8.7-1","1.8.8-1","1.8.8-1ubuntu0.1","1.8.8-1ubuntu0.2","1.8.8-1ubuntu0.3","1.8.8-1ubuntu0.4","1.8.8-1ubuntu0.6","1.8.8-1ubuntu0.7","1.8.8-1ubuntu0.8","1.8.8-1ubuntu0.9"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"1.8.8-1ubuntu0.10","binary_name":"haproxy"},{"binary_version":"1.8.8-1ubuntu0.10","binary_name":"vim-haproxy"}]},"database_specific":{"cves_map":{"cves":[{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2020-11100"}],"ecosystem":"Ubuntu:18.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4321-1.json"}}],"schema_version":"1.7.3"}